package com.atguigu.IO;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.net.Socket;
import java.util.Scanner;

public class TcpEchoClient {
    private Socket socket=null;
    public TcpEchoClient(String ip,int port) throws IOException {
        socket=new Socket(ip,port);
    }

    public static void main(String[] args) throws IOException {
        TcpEchoClient client=new TcpEchoClient("127.0.0.1",9090);
        client.start();
    }

    public void start(){
        Scanner scanner=new Scanner(System.in);
        try(InputStream inputStream= socket.getInputStream();
            OutputStream outputStream= socket.getOutputStream()) {
            while(true){
                //1.从控制台读取数据，形成一个请求
                System.out.println("->");
                String request = scanner.next();
                //2.发送请求给服务器
                PrintWriter printWriter=new PrintWriter(outputStream);
                printWriter.println(request);
                printWriter.flush();
                //3.从服务器读取响应
                Scanner respScanner=new Scanner(inputStream);
                String response = respScanner.next();
                //4.把响应显示在界面上
                System.out.println(response);
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}
